This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

Overshadowed by quilts, the artistry of these patterned textiles went underappreciated for too long.

A Seussian sculpture made of brass instruments.

A former barn converted into a massive train diorama.

A working model of a pressure-driven, high-speed rail whizzes around a private vineyard.

A treasure trove of rare and fine fabrics from around the world.

The site of the climactic scene from the classic horror film is now a historic landmark.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Central Europe's largest collection of mini-bottles is on display at this museum devoted to a bitter Hungarian liquor.

The world's only museum devoted solely to the art and collection of action figures.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

More than 5,000 contemporary and "historic" mustards from around the world.

This collection of grinning ephemera has grown from basement to Brooklyn.

This Cheshire museum has cuckoo clocks, a rare pipe organ and vintage motorbikes. But mostly cuckoo clocks.

This collection of hand fans doubles as a history of femininity.

The humble horn finally finds a place in the sun.

A store that sells all manner of bones, insects, and animal curiosities.

San Francisco's newly reopened hands-on science museum.

Collective dedicated to restoring steam engines.

A B&B on a Victorian lighthouse station in San Francisco Bay.

Handmade treasures from around the world.